Remove IPC_BEGIN_MESSAGE_MAP_EX macro since r270839 made all bad IPCs kill their child processes.

chrome/browser/plugins/plugin_info_message_filter.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/plugins/plugin_info_message_filter.h"
 
 #include "base/bind.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/metrics/histogram.h"
 #include "base/prefs/pref_service.h"
@@ skipping 78 matching lines @@
 }
 
 PluginInfoMessageFilter::PluginInfoMessageFilter(
     int render_process_id,
     Profile* profile)
     : BrowserMessageFilter(ChromeMsgStart),
       context_(render_process_id, profile),
       weak_ptr_factory_(this) {
 }
 
-bool PluginInfoMessageFilter::OnMessageReceived(const IPC::Message& message,
-                                                bool* message_was_ok) {
-  IPC_BEGIN_MESSAGE_MAP_EX(PluginInfoMessageFilter, message, *message_was_ok)
+bool PluginInfoMessageFilter::OnMessageReceived(const IPC::Message& message) {
+  IPC_BEGIN_MESSAGE_MAP(PluginInfoMessageFilter, message)
     IPC_MESSAGE_HANDLER_DELAY_REPLY(ChromeViewHostMsg_GetPluginInfo,
                                     OnGetPluginInfo)
     IPC_MESSAGE_HANDLER(
         ChromeViewHostMsg_IsInternalPluginRegisteredForMimeType,
         OnIsInternalPluginRegisteredForMimeType)
     IPC_MESSAGE_UNHANDLED(return false)
   IPC_END_MESSAGE_MAP()
   return true;
 }
 
@@ skipping 271 matching lines @@
 void PluginInfoMessageFilter::Context::MaybeGrantAccess(
     const ChromeViewHostMsg_GetPluginInfo_Status& status,
     const base::FilePath& path) const {
   if (status.value == ChromeViewHostMsg_GetPluginInfo_Status::kAllowed ||
       status.value == ChromeViewHostMsg_GetPluginInfo_Status::kClickToPlay) {
     ChromePluginServiceFilter::GetInstance()->AuthorizePlugin(
         render_process_id_, path);
   }
 }